Here’s a response email to Mark, incorporating answers to his three questions while following standard email etiquette:
From: Russian_friend@mail.ru
To: Mark@mail.uk
Subject: Music
Dear Mark,
Thank you for your email! I appreciate your thoughts on the concert. Personally, I prefer pop music because it energizes me. If I had the chance, I would love to attend a concert by Ed Sheeran; his songs are truly inspiring. Additionally, I can play the piano, and I enjoy practicing it whenever I have free time.
I hope to hear from you soon!
Best wishes,
[Your Name]
This format addresses all questions and maintains a friendly tone appropriate for a correspondence with a friend.